Question

difference Between the extrusive and intrusive rocks​

Answer 1

Answer:

1) Extrusive igneous rocks are formed by cooling the molten magma on the surface of the Earth. The molten magma comes on to the Earth's surface through cracks, fissures and volcanic eruptions EX- BASALT........... Intrusive igneous rocks are formed when the magma cools and solidify below the surface of earth.EX- DOLOMITE

Explanation:

Answer 2

INTRUSIVE ROCKS : The lava of the volcano may not reach the surface and may cool under the surface and become rocks.

EXTRUSIVE ROCKS : A part of the lava which pours on the surface of the earth forms EXTRUSIVE rocks.

Intrusive rocks are covered with older rocks and are exposed sometimes due to erosion of covering rocks.

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